service_srv_session_info.h File Reference

Service providing setters and getters for some properties of a session. More...

#include "mysql/service_srv_session.h"
#include <stdint.h>
#include "lex_string.h"
#include "my_thread.h"
#include "my_thread_local.h"
#include "mysql_com.h"
#include "plugin.h"

Go to the source code of this file.

Classes
struct	srv_session_info_service_st

Functions
MYSQL_THD	srv_session_info_get_thd (MYSQL_SESSION session)
	Returns the THD of a session. More...
my_thread_id	srv_session_info_get_session_id (MYSQL_SESSION session)
	Returns the ID of a session. More...
LEX_CSTRING	srv_session_info_get_current_db (MYSQL_SESSION session)
	Returns the current database of a session. More...
uint16_t	srv_session_info_get_client_port (MYSQL_SESSION session)
	Returns the client port of a session. More...
int	srv_session_info_set_client_port (MYSQL_SESSION session, uint16_t port)
	Sets the client port of a session. More...
int	srv_session_info_set_connection_type (MYSQL_SESSION session, enum enum_vio_type type)
	Sets the connection type of a session. More...
int	srv_session_info_killed (MYSQL_SESSION session)
	Returns whether the session was killed. More...
unsigned int	srv_session_info_session_count ()
	Returns the number opened sessions in thread initialized by srv_session service. More...
unsigned int	srv_session_info_thread_count (const void *plugin)
	Returns the number opened sessions in thread initialized by srv_session service. More...

Variables
enum enum_vio_type int struct srv_session_info_service_st *	srv_session_info_service

Detailed Description

Service providing setters and getters for some properties of a session.

Function Documentation

srv_session_info_get_client_port()

uint16_t srv_session_info_get_client_port

(

MYSQL_SESSION

session

)

Returns the client port of a session.

Note

The client port in SHOW PROCESSLIST, INFORMATION_SCHEMA.PROCESSLIST. This port is NOT shown in PERFORMANCE_SCHEMA.THREADS.

Parameters

session

Session

srv_session_info_get_current_db()

LEX_CSTRING srv_session_info_get_current_db

(

MYSQL_SESSION

session

)

Returns the current database of a session.

Note

{NULL, 0} is returned case of no current database or session is NULL

Parameters

session

Session

srv_session_info_get_session_id()

my_thread_id srv_session_info_get_session_id

(

MYSQL_SESSION

session

)

Returns the ID of a session.

Parameters

session

Session

srv_session_info_get_thd()

MYSQL_THD srv_session_info_get_thd

(

MYSQL_SESSION

session

)

Returns the THD of a session.

Parameters

session

Session

Returns

address of the THD

srv_session_info_killed()

int srv_session_info_killed

(

MYSQL_SESSION

session

)

Returns whether the session was killed.

Parameters

session

Session

Returns

0 not killed 1 killed

srv_session_info_session_count()

unsigned int srv_session_info_session_count

(

)

Returns the number opened sessions in thread initialized by srv_session service.

srv_session_info_set_client_port()

int srv_session_info_set_client_port	(	MYSQL_SESSION	session,
		uint16_t	port
	)

Sets the client port of a session.

Note

The client port in SHOW PROCESSLIST, INFORMATION_SCHEMA.PROCESSLIST. This port is NOT shown in PERFORMANCE_SCHEMA.THREADS.

Parameters

session	Session
port	Port number

Returns

0 success 1 failure

srv_session_info_set_connection_type()

int srv_session_info_set_connection_type	(	MYSQL_SESSION	session,
		enum enum_vio_type	type
	)

Sets the connection type of a session.

See also

enum_vio_type

Note

The type is shown in PERFORMANCE_SCHEMA.THREADS. The value is translated from the enum to a string according to

See also

vio_type_names array in vio/vio.c

Note

If NO_VIO_TYPE passed as type the call will fail.

Returns

0 success 1 failure

srv_session_info_thread_count()

unsigned int srv_session_info_thread_count

(

const void *

plugin

)

Returns the number opened sessions in thread initialized by srv_session service.

Parameters

plugin

Pointer to the plugin structure, passed to the plugin over the plugin init function.

Variable Documentation

srv_session_info_service

enum enum_vio_type int struct srv_session_info_service_st * srv_session_info_service